Through collection of the scattered documents and examination on them, the paper investigates the real situation of Shaanxi official schools in the Song Dynasty. The investigations find a lot of things about them, such as the types, their relationship with the province, city, military or county, their founders, their levels(college, middle school or primary school), the number of students, the courses to be taught, scales and the stored books. Through these microscopic examination, people can have a basic understanding of them and know clearly their positions in the whole country.